Nitrate
NO 3 2-
Nitrite
NO 2 1-
Sulfate
SO 4 2-
Sulfite
SO 3 2-
Chlorate
ClO 3 2-
Chlorite
ClO 2 1-
Carbonate
CO 3 2-
Bicarbonate
HCO 3 1-
Phosphate
PO 4 3-
Phosphite
PO 3 3-
Chromate
CrO 4 2-
Hydroxide
OH 1-
Ammonium
NH 4 1+
Cyanide
CN 1-
Acetate
C2 H3 O2 1-